U.S. Options

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All Options Exchanges Alerts

Fee Change Alert

MIAX Emerald

January 30, 2026 | 01:00 PM

MIAX Emerald Options Exchange - February 1, 2026 Fee Update

Effective February 1, 2026, pending filing with the SEC, MIAX Emerald Options will amend its fee schedule as follows: For Members...

Listing Alert

MIAX Options

January 30, 2026 | 11:40 AM

MIAX Exchange Group - Options Markets - Corporate Action Alert: Atossa Therapeutics, Inc. (ATOS)

Atossa Therapeutics, Inc. (ATOS) has announced a reverse spit effective for Monday, February 2, 2026. On this date, the current ATOS option...

Listing Alert

MIAX Pearl

January 30, 2026 | 11:40 AM

MIAX Exchange Group - Options Markets - Corporate Action Alert: Atossa Therapeutics, Inc. (ATOS)

Atossa Therapeutics, Inc. (ATOS) has announced a reverse spit effective for Monday, February 2, 2026. On this date, the current ATOS option...

Listing Alert

MIAX Emerald

January 30, 2026 | 11:40 AM

MIAX Exchange Group - Options Markets - Corporate Action Alert: Atossa Therapeutics, Inc. (ATOS)

Atossa Therapeutics, Inc. (ATOS) has announced a reverse spit effective for Monday, February 2, 2026. On this date, the current ATOS option...